ovarian follicle atresia


ovarian follicle atresia
атрезия фолликулы яичника

English-Russian dictionary of medicine. . 2015.

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  • Ovarian follicle atresia — is the periodic process in which immature ovarian follicles degenerate and are subsequently re absorbed during the follicular phase of the menstrual cycle. Typically around 20 follicles mature each month and only a single follicle is ovulated.… …   Wikipedia

  • Atresia — is a condition in which a body orifice or passage in the body is abnormally closed or absent. Examples of atresia include:* Anorectal atresia malformation of the opening between the rectum and anus. * Aural atresia (see Microtia) a congenital… …   Wikipedia

  • Atresia — Absence of a normal opening or failure of a structure to be tubular. Atresia can affect many structures in the body, including: {{}}Anal atresia congenital absence of a hole at the bottom end of the intestine. Also called imperforate anus. Aortic …   Medical dictionary

  • atresia — noun Etymology: New Latin, from 2a + Greek trēsis perforation, from tetrainein to pierce more at throw Date: circa 1807 1. absence or closure of a natural passage of the body 2. absence or disappearance of an …   New Collegiate Dictionary

  • Ovarian reserve — Model of ovarian reserve from conception to the menopause Ovarian reserve is a term that is used to determine the capacity of the ovary to provide eggs that are capable of fertilization resulting in a healthy and successful pregnancy. While there …   Wikipedia

  • atresia — n. 1) congenital absence or abnormal narrowing of a body opening. See: biliary atresia, duodenal atresia, tricuspid atresia 2) the degenerative process that affects the majority of ovarian follicles. Usually only one Graafian follicle will… …   The new mediacal dictionary

  • follicular atresia — atresia folliculi degeneration and resorption of the ovarian follicles in a given menstrual cycle that began maturing but did not become the dominant follicle. See atretic ovarian follicle, under follicle …   Medical dictionary

  • In vitro maturation — (IVM) is the technique of letting ovarian follicles mature in vitro.Techniques availableThe abilit of in IVM depends on how mature the follicle already is. There are several stages in folliculogenesis, starting with a primordial follicle, which… …   Wikipedia

  • Folliculogenesis — In biology, folliculogenesis is the maturation of the ovarian follicle, a densely packed shell of somatic cells that contains an immature oocyte. Folliculogenesis describes the progression of a number of small primordial follicles into large… …   Wikipedia

  • reproductive system, animal — Introduction       any of the organ systems by which animals reproduce.       The role of reproduction is to provide for the continued existence of a species; it is the process by which living organisms duplicate themselves. Animals compete with… …   Universalium

  • Ovulation — is the process in a female s menstrual cycle by which a mature ovarian follicle ruptures and discharges an ovum (also known as an oocyte, female gamete, or casually, an egg). Ovulation also occurs in the estrous cycle of other female mammals,… …   Wikipedia


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